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x86, AMD IOMMU: remove unnecessary code from the iommu_enable function 

This code removes a leftover from the iommu_enable function. The ctrl variable
is assigned but never used.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: robert.richter@amd.com
Cc: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Joerg Roedel 2008-07-03 19:35:11 +02:00 committed by Ingo Molnar
parent c1cbebeec4
commit fb339690a0
1 changed files with 0 additions and 3 deletions
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3
arch/x86/kernel/amd_iommu_init.c
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@ -169,14 +169,11 @@ static void __init iommu_feature_disable(struct amd_iommu *iommu, u8 bit)
void __init iommu_enable(struct amd_iommu *iommu)
{
u32 ctrl;
printk(KERN_INFO "AMD IOMMU: Enabling IOMMU at ");
print_devid(iommu->devid, 0);
printk(" cap 0x%hx\n", iommu->cap_ptr);
iommu_feature_enable(iommu, CONTROL_IOMMU_EN);
ctrl = readl(iommu->mmio_base + MMIO_CONTROL_OFFSET);
}
static u8 * __init iommu_map_mmio_space(u64 address)